As Typhoon Champi tracks northwest over the waters south of Okinawa, meteorological authorities warn that the large and powerful system could make a sharp turn toward western Japan, threatening to land and traverse the region by early next week with torrential rainfall and severe winds.
Typhoon Champi Tracking Northwest South of Okinawa
According to weather observations released by the Japan Meteorological Agency, the large and very strong Typhoon 30, internationally designated as Champi, was located over the ocean south of Okinawa moving northwest at a speed of 15 kilometers per hour. The storm carried a central atmospheric pressure of 955 hectopascals, with sustained winds near its center reaching 40 meters per second and maximum gusts hitting up to 60 meters per second.
Data recorded at that time showed a broad wind footprint extending outward from the storm’s core. Storm-force winds of 25 meters per second or greater spanned 330 kilometers to the northwest and 280 kilometers to the southeast. Meanwhile, strong winds of 15 meters per second or higher stretched across an even wider expanse, reaching 850 kilometers to the north and 650 kilometers to the south.
Projected Path and Sharp Turn Toward Western Japan
Forecasters tracking the system project that Champi will continue moving near the Ryukyu Island chain before executing a pronounced eastward shift in trajectory. By the evening of Friday, October 23, the storm’s center is expected to approach approximately 40 kilometers south-southwest of Yonaguni Island, maintaining maximum sustained winds of 40 meters per second and gusts up to 55 meters per second.
As the system crawls past the northern areas of the island chain through Saturday, October 24, forward speed is anticipated to slow significantly near the north-northwest of Yonaguni Island. By Sunday, October 25, the center of the storm is expected to curve northward into the East China Sea. Forecasters indicate that the system will then accelerate sharply toward the northeast, heading directly for the western coast of Japan by Monday, October 26, as a weaker storm system before transitioning into an extratropical cyclone near the waters off Tokaido by Tuesday, October 27.
Widespread Heavy Rains and Coastal High Tides Expected
Weekly forecasts issued by meteorological authorities indicate that western Japan and the island regions of Okinawa and Amami will face severe maritime conditions, high waves, and potentially alarm-level high tides as the storm approaches. Forecasters caution that depending on the exact trajectory of the system, eastern and western Japan face considerable risks of torrential downpours driven by the combination of Typhoon Champi and lingering seasonal rain fronts.
Residents across the affected zones have been advised to monitor subsequent advisories closely as the meteorological agency continues to update its tracking data and impact projections.
Related reading
